MTCH102 Datasheet, PDF (14/37 Pages) Microchip Technology – 2, 5 and 8-Channel Proximity/Touch Controller Data Sheet

MTCH102/5/8
FIGURE 5-3:
VDD
BROWN-OUT RESET TIMING AND CHARACTERISTICS
VBOR
VBOR and VHYST
(Device in Brown-out Reset)
(Device not in Brown-out Reset)
37
Reset
33
(due to BOR)
TABLE 5-1: OSCILLATOR START-UP TIMER, POWER-UP TIMER AND BROWN-OUT RESET
PARAMETERS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C TA +125°C
Param.
No.
Sym.
Characteristic
Min. Typ.† Max. Units
Conditions
33*
TPWRT Power-up Timer Period
40 65 140 ms
34*
TIOZ I/O High-impedance from RESET
Low or Watchdog Timer Reset
— — 2.0 s
35
VBOR Brown-out Reset Voltage
1.80 1.9 2.05 V BORV = 1.9V
37*
VHYST Brown-out Reset Hysteresis
0 25 50 mV -40°C to +85°C
38*
TBORDC Brown-out Reset DC Response
Time
0
1
40
s VDD  VBOR
* These parameters are characterized but not tested.
† Data in “Typ.” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
DS40001793C-page 14
Preliminary
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